1. A study commissioned by the Department of Agriculture showed that if calves exercise and （associated with other calves, they will require less medication and gain weight quicker than do） those raised in confinement.
(D) associate with other calves, they have required less medication and will gain weight more quickly than do
(E) associate with other calves, they require less medication and gain weight more quickly than
E：答案中没有助动词do，省略不能成立呀。
2。. According to a recent poll, owning and living in a freestanding house on its own land is still a goal of a majority of young adults, （like that of earlier generations.）
(A) like that of earlier generations
(E) as it was of earlier generations
E中的it 我觉得指代不明。前文有it ，指代是house，但是这里的E中的it有混淆的意思。作者: zyh79 时间: 2002-11-2 11:49
我觉得 that 比E答案的it指代还混淆不清
另外，like引出的比较，多放在句首，就没见过放在末尾的。作者: cook 时间: 2002-11-4 08:07
2. E) as it was of earlier generations
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it refers to " owning and living in a freestanding house on its own land ";
"was" is compared with "is".
The sentence is comparing " whole sentence" not a word. Like is a prep.
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